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Cushion|Natural|GIA

1.03ct K SI1 Cushion Natural Diamond

EX • K/SI1 • GIA 6555300033

Certificate GIA 6555300033

Diamond specifications and retailer prices

From $1,362 AUD
As of November 6, 2026
Save $499 AUD (27%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,862 AUD at GemTrove · As of November 6, 2026
View at GemTrove

About this 1.03ct natural cushion diamond

This 1.03ct natural cushion sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6555300033. Listed at 7 retailers as of November 6, 2026, with prices from $1,362 to $1,862, a $499 spread on the same certified stone. GemTrove lists it at $1,862. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.03
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6555300033
Dimensions5.56 × 5.55 × 3.77 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
5.56 mm5.55 mm1.03 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555300033
Side View
Table 64.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 67.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $1,862 AUD|Low: $1,223 AUD|High: $1,862 AUD|Avg: $1,559 AUD
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 7$1,362 AUD
Retailer 4$1,368 AUD
Retailer 3$1,451 AUD
Retailer 2$1,538 AUD
Retailer 6$1,549 AUD
Retailer 5$1,678 AUD
GemTrove$1,862 AUD

41 data points across 7 retailers

7 retailers$1,362 AUD to $1,862 AUD

A
Cheapest Retailer
-
$1,362 AUD
A
Retailer 2
-
$1,368 AUD
View
Final sale: no returns
A
Retailer 3
-
$1,451 AUD
View
A
Retailer 4
-
$1,538 AUD
View
A
Retailer 5
-
$1,549 AUD
View
A
Retailer 6
-
$1,678 AUD
View
Most Expensive
B+
GemTrove
GT-N-00959425-98 · Nov 6
$1,862 AUD
View
6 more retailers have this diamond
Prices start from $1,362 AUDSave up to $499 AUD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.03ct Cushion
$1,362 AUD